I reviewed the Polar OH1 optical heart rate monitor back in 2018 and have continued to use it until this year when the Polar Sense Verity was launched. Every other HRM I have tried has died or just not been very accurate.
Not much has changed since the older model, existing users shouldn’t feel too compelled to replace the OH1. But, the Polar Verity Sense improves things, and it ensures Polar continues to be one of the best heart rate options available in the UK.
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